Home / 1,053,070.38-1,452,775.50-617,266.80

Finding the Fourth Proportional to 1,053,070.38, 1,452,775.50 and 617,266.80

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Solution

The fourth proportional to 1,053,070.38, 1,452,775.50 and 617,266.80 is: 851,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,070.38 : 1,452,775.50 = 617,266.80 : x
  2. Step 2: Convert to fraction form
    1,053,070.38/1,452,775.50 = 617,266.80/x
  3. Step 3: Cross multiply
    1,053,070.38x = 1,452,775.50 × 617,266.80
  4. Step 4: Simplify right side
    1,053,070.38x = 896,750,084,003.40
  5. Step 5: Solve for x
    x = 896,750,084,003.40/1,053,070.38
  6. Step 6: Final answer
    x = 851,557.60

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Half scale
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Double scale
Find fourth proportional to 1,053,071.38, 1,452,776.88 and 617,267.80
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.